As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT STRAP IS CORRODED AT FS 559.00 BETWEEN LBL 27 AND 42. (C-CHECK) RO 2/27/2020 REMOVED CORROSION FROM FLOOR SUPPORT STRAP AND FOUND TO BE OUT OF LIMITS. REMOVED, LOCATED, DRILLED AND INSTALLED NEW SUPPORT STRAP IAW CRJ 200.